GKAS vs E/M Coder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GKAS
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This GKAS app was designed to assist you with data collection, program information updates, and photo uploads during your event. You can now enter demographic data, use CDT codes to quantify services provided, add/manage volunteers, and summarize your entire event as it's taking place. Your data will automatically be recorded into our national GKAS website, where you can develop colorful infographic reports. You can also take a photo with your phone and upload it into the national GKAS database.
E/M Coder
This tool helps outpatient healthcare professionals determine the appropriate E/M code for patient visits. It guides users through medical decision-making or time spent to suggest visit levels. The app is based on AMA CPT® guidelines and CMS 2021 PFS Final Rule updates.
- Determine E/M code for outpatient visits
- Based on medical decision-making
- Based on time spent
- Uses AMA CPT® guidelines
- Updated with CMS 2021 PFS Final Rule
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Find the right E/M code for your outpatient visit. A straightforward tool to determine your visit level based on your medical decision-making or time. Based on the AMA CPT® Evaluation and Management Office or Other Outpatient and Prolonged Services Code and Guideline Changes and updated with CMS 2021 PFS Final Rule. (This app provides suggested codes. Final code selection remains the responsibility of the individual physician or other qualified health care professional.)
Screenshots
Verdict
The clearest difference is update cadence: E/M Coder at every 2 weeks against GKAS's every 7 months. E/M Coder also leads on iOS requirement (9.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
GKAS ships an update every 7 months, E/M Coder every 2 weeks. The most recent releases landed on September 17, 2026 and September 9, 2026 respectively.
| Parameter | GKAS | E/M Coder |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (8 ratings) — better |
| Positive reviews | — | 25.0% of reviews |
| Number of ratings | — | 8 — better |
| Update frequency | Every 7 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | American Dental Association | StatNote, Inc. |
In-app purchases
GKAS
No in-app purchases
E/M Coder
No in-app purchases
